The Tonkin Gulf Resolution increased military activity in Vietnam.
Answer:
The main theory is that Native Americans reached North America from East Asia, more specifically Siberia, around 14,000 years ago.
The reason why this is the most accepted theory is because it has been proven by genetic studes that Native Americans and East Asians share a great degree of genetic similarity.
According to this theory, at that time, the Bering strait was frozen, and formed a land bridge between Siberia and Alaska. East Asians crossed this bridge, probably following wild game, and entered the American Continent.
The correct answer is option a."Sister Blandina". Sister Blandina Bengale was the author of "At the End of the Santa Fe Trail" which was first published in 1931. This book narrates the life of Sister Blandina Bengale in the southwestern U.S. from 1872 to 1892, as an Italian immigrant that worked with the poor, the sick, immigrants, prisoners, and Native Americans.
Building armories because Americans invented Atomic Bomb